#include <iostream>
using namespace std;
int main()
{
	int n;
	cout<<"please input n:";
	cin >> n;
    int *arr =new int [n];
    for(int i=0;i<n;i++)
        arr[i]=2*i+1;
    for(int i=0;i<n;i++)
        cout<<arr[i]<<"  ";
	delete []arr;
	return 0;
}